Porsche 911S 2.7L 90mm JE P&C kit C/R 10.5:1 Cast Iron liner Biral Stroke: For use with 71mm

Stroke: For use with 71mm to 78mm Crankshafts

The 501 Series Castings come STD with: Increased material at the intake surface giving you the ability to make much bigger ports

272°/272° Duration

7 Heads Will Need To Be Machined*

Porsche 911S 2.7L 90mm JE P&C kit C/R 10.5:1 Cast Iron liner Biral Stroke: For use with 71mmThis is a new set of 90mm Porsche 911 2. 7L Highcompression JE pistons & cylinders. The Compression ratio is 10. 5: 1 with the 70. 4mm crank. JE Forgings are made from 2618 Aluminum, They have a 0 offset with extra material under the top for the valve pockets. The Cast IronLiners come with out the head gasket grove. Engine size: 2. 7 Stroke: 70. 4 Cylinders: Cast Iron Pistons: JE 2618 Forged Dome CC: 27. 3 Compression: 10. 5: 1 Kit includes: 6